Finest full-size surface gage. Stable steel base is fully hardened, ground and nicely finished. Four frictionally held gage pins that add versatility for referencing the tool.
Full-sized Surface Gage, 12"/300mm Spindle Length, 3-1/2 x 3-3/16" / 90 x 80mm Base Size. Starrett Surface Gages are designed for a wide variety of uses. This is a basic tool for machinists and toolmakers. The main uses are for accurately scribing lines, transferring measurements and for probing surfaces in inspection work. 12" Spindle.